> This shifting causes problems with the align writefield as you don't end
> up in the spot you were previously focusing and stigmating on. I also
> cancel the write as I can't get past this step.
I just expereinced the same problem, with 20um aperture, 10 kV. The shift
occurs when you reach ~ kX of magnification. Can't align writefield...
the Raith is free is somebody else wants to try...
have a nice week-end,
David